THE NYMPHS 



The species is two-brooded in most localities, 

 the second brood of caterpillars appearing in 

 August. It is distributed from the Atlantic to 

 the Pacific, and from the arctic circle to the 

 Gulf of Mexico. 



From time to time have seen the large Vanessa antiopa rest- 

 ing on the black willows, like a leaf still adhering. 



Thoreau. 



The American Tortoise-shell 



Aglais milberti (Ag'la-is mil-ber'ti) 



Plate XXIV, Fig. 5 



The wings above are brownish black with a broad orange 

 fulvous band between the middle and the outer margin. 

 There are two fulvous spots in cell R + M of the front wings, 

 and a submarginal row of bluish lunules on the hind wings. 

 Expanse of wings two inches. 



Caterpillar. — Length about one inch; body above black, 

 covered with whitish papilla;. At the sides and underneath, 

 greenish yellow. It is beset with bristly spines, and the black 

 head has two white papilla; on top. The larva; are gregarious 

 in habits. 



Food-plant. — Nettle. 



This butterfly does not resemble tortoise-shell 

 in its colors as much as does the Compton tor- 

 toise. It is very easily recognized while flying by 

 the broad orange-brown band shading into yellow 

 on its inner edge that crosses both wings between 



151 



